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K30 TWIN Espresso Grinder - 1st-Line

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HORECA GASTRO GRINDER<br />

Never rotate the grinding discs clockwise further<br />

then the red mark 1, as the grinding discs<br />

may otherwise be damaged.<br />

7.4 Cleaning of the Grinding Mechanism<br />

After opening the grinder cover the grinding mechanism with the<br />

discs can be vacuumed. Check for foreign objects in the grinding<br />

gear.<br />

Do not change any grinder settings. The discs<br />

could be damaged when re-assembling the<br />

grinder.<br />

Carefully vacuum the grinder casing. Take care no to damage any<br />

cables.<br />

7.5 Grinding Disc Exchange<br />

Grinding disc replacement should only be carried out by authorised<br />

specialists or a customer service centre. The „Repair manual<br />

<strong>K30</strong> <strong>TWIN</strong> grinding disc replacement and basic adjustment“ can be<br />

downloaded for replacing grinding discs.<br />

Grinding disc replacement may also be carried out using a replacement<br />

(AT) integrated grinder. To do this, order an AT integrated<br />

grinder. On receipt of the AT integrated grinder, remove your integrated<br />

grinder from the K 30 <strong>TWIN</strong> according to chapter 7.6 and<br />

install the AT integrated grinder into the K 30 <strong>TWIN</strong>. Return your old<br />

integrated grinder in the packaging.<br />

7.6 Removal of The Integrated <strong>Grinder</strong><br />

For safety reasons the interior grinders are fi xed to the casing’s<br />

ground plate.<br />

7.6.1 Disconnect the main plug. Close and remove the hoppers. Place<br />

the grinder on its back and unscrew the hex nuts of the motors<br />

(three each). Store the nuts and washers in a safe place. Re-position<br />

the grinder on its rubber feet<br />

7.6.2 Take off the grinder cover (see chapter 7.2)<br />

7.6.3 Release the motors‘ plug-in connectors. Carefully pull the integrated<br />

grinder out of the casing.<br />

Do not change any grinder settings. The discs<br />

could be damaged when re-assembling the<br />

grinder.<br />

8. Trouble Shooting For Operating Faults<br />

8.1 Safety Devices of the <strong>Grinder</strong><br />

Thermal overload circuit breaker<br />

The motor of the grinder is protected by a thermal overload circuit<br />

breaker which interrupts the motor‘s electric circuit in the event of<br />

electric overload. The display shows an alarm signal. Pressing the<br />

PROG-button or the right single shot button releases the grinder<br />

back to operation mode.

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